Emergency vehicle circular light-bar



FIG. 1 is a perspective view of an emergency vehicle circular light-bar showing the housing and the layout of my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines depict unclaimed environmental subiect matter. 

CLAIM The ornamental design for an emergency vehicle circular light-bar, as shown. 